$173 Cheap Flights from El Paso (ELP) to Islip (ISP)

View $173 flight on Mon, Oct 6, 2025Opens in a new window

Popular airlines from El Paso International Airport (ELP) to MacArthur Airport (ISP)

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Cheap Flights from El Paso to Islip (ELP-ISP)

Prices were available within the past 7 days and start at $173 for one-way flights and $335 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$335 Roundtrip, found 4 days ago
$335
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $335 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$340 Roundtrip, found 4 days ago
$340
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $340 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$380 Roundtrip, found 4 days ago
$380
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $380 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$385 Roundtrip, found 4 days ago
$385
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $385 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$390 Roundtrip, found 4 days ago
$390
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $390 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$392 Roundtrip, found 4 days ago
$392
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $392 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$395 Roundtrip, found 4 days ago
$395
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $395 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$401 Roundtrip, found 4 days ago
$401
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $401 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$406 Roundtrip, found 4 days ago
$406
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $406 found 4 days ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 17
ELP
El Paso
ISP
Islip
$415 Roundtrip, found 4 days ago
$415
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Mon, Oct 6 from El Paso to Islip, returning Fri, Oct 17, priced at $415 found 4 days ago
Flights from El Paso (ELP) to Islip (ISP)
Origin airport
El Paso Intl.
Destination airport
MacArthur
Airlines serving
Southwest Airlines
Roundtrip price
$335
Distance
1941 mi

El Paso to Islip Flights

The cheapest times to fly from El Paso to Islip

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from El Paso to Islip are during the month of October. You can find some of the cheapest flights from El Paso to Islip with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from El Paso to Islip

Sunday is one of the best days to book for cheap flights from El Paso to Islip: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from El Paso to Islip

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from El Paso to Islip in 2025. You can also book with separate airlines for your outbound and return journeys, from $173 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap El Paso to Islip flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your El Paso to Islip airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from El Paso Intl. Airport (ELP) to MacArthur Airport (ISP) cost?
Discover the latest flight deals from ELP to ISP by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ELP to ISP?
The cheapest flights from ELP to ISP are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ELP to ISP?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from ELP to ISP. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from El Paso Intl. Airport (ELP) to MacArthur Airport (ISP)?
Nonstop flights from El Paso Intl. Airport (ELP) to MacArthur Airport (ISP) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ELP to ISP?
Usually you'll find the greatest selection of flight options on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from El Paso Intl. Airport (ELP) to MacArthur Airport (ISP)?
Select a flight from El Paso Intl. Airport (ELP) to MacArthur Airport (ISP) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from El Paso Intl. Airport (ELP) to MacArthur Airport (ISP) last-minute?
Waiting until just before your trip to book a ticket from ELP to ISP often results in higher prices. While it's possible to find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible for the best chance of scoring a bargain.
Is it cheaper to book an ELP to ISP flight and hotel package?
You can save money by booking an ELP to ISP flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've chosen your ideal flights and accommodations, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from El Paso Intl. Airport (ELP) to MacArthur Airport (ISP)?
Usually, it's possible to cancel or reschedule your ELP to ISP flight. However, if it's been more than 24 hours since booking, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more information on our Customer Service portal.

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$386.37
*Available to One Key members.